package cn.gzsxt.music.service;

import java.util.Map;

import cn.gzsxt.music.query.SingerQueryObject;

public interface SingerService {
	
	//歌手查询
	Map<String, Object> selectSingerDataByCondition(SingerQueryObject qo);
			
	//歌手新增
	int saveSinger(Map<String, Object> params);
	
	//歌手修改
	int updateSinger(Map<String, Object> params);
	
	//歌手删除
	int deleteSingerById(Long singer_id);


}
